M4A1-S Bronze is an assault rifle variant of the M4A1 Silencer.
Its is an M4A1-Advanced with a bronze/rusty color with the same performance and 35 round (in some servers its 40) capacity as the standard M4A1-Adv.
- CF Vietnam: Ammo +10, limited edition
- CF Russia: Ammo +5
- CF Europe: Ammo +5
- CF Latin America/South America/Brazil: Ammo +5
- CF Philippines +5
- CF Russia
- CF China
- CF Indonesia: Ammo +5
- In CF Philippines, the M4A1-S Bronze (30 Days) is almost always the reward for completing all the "CROSSFIRE" letter cards acquired thru Daily Missions.